Advanced Base Camp Black Box Rope Bag. The Black Box can be used as a throw bag for a rappel line or a convenient way to keep your rope out of the dirt. Specifications for Advanced Base Camp Black Box Rope Bag: Manufacturer: Advanced Base Camp Gender: Unisex Weight: 4 oz Pack Volume: 1000 - 1999 cubic in Hydration Compatible: Yes - Bladder Not Included No Fabric/Material: Fabric Pack Loading: Top Pack Type: Single Strap Climbing Accessory Type: Rope Bags Features of Advanced Base Camp Black Box Rope Bag: Dimensions: 25x9x5. Weight: 124 grams. ABC Black Box Rope Bag